κεχυμένως
From LSJ
Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
English (LSJ)
Adv., (χέω)
A profusely, πρὸς τὰς δόσεις κέχρηται τῷ βαλλαντίῳ Alciphr.3.65.
